Latest filing published 16 May 2025 for Columbia Banking System, INC.. Read the official filing
Across 1 buy signal with a settled T+90 return. Return basis: close on the day after publication.
Filings by Luis Machuca span 3 companies, the busiest being Umpqua Holdings Corp, Columbia Banking System, Inc. and UpHealth, Inc. Between 31 December 2014 and 15 May 2025, the trades on record add up to 43 filings.
The open-market side counts 2 purchases for €218k alongside 1 sale for €150k. Purchases outweigh sales by €67k. Open-market purchases are the filings investors watch most closely, because the insider pays for the shares out of pocket. The rest of the record consists of 27 share grants.
Most recently, on 16 May 2025, the filings show a share grant in Columbia Banking System, Inc. The most recent open-market purchase was published on 1 February 2024, 993 days ago. Between a trade and the moment it shows up on SEC (Form 4), the median delay is 2 days. Section 16 rules allow two business days to file each Form 4. Every figure here comes from the filings published by SEC (Form 4) and describes the past, not future prices; it is not investment advice.
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